6 - Secure Coding

Question 1

Adam is conducting software testing by reviewing the source code of the application. What type of code testing is Adam conducting?

Answer 1

Static Code Analysis

Question 2

Charles is worried about his users conducting SQL-injection attacks. What solution would BEST address his concerns?

Answer 2

Regularly perform User Input Validation

Question 3

Precompiled SQL statements that only require variables to be input are an example of what type of application security control?

Answer 3

Parameterized Queries

Question 4

During a web application test, Ben discovers that the application shows SQL code as part of an error provided to application users. What should he note in his report?

Answer 4

“Improper Error Handling”

Question 5

The application that Scott is writing has a flaw that occurs when two operations are attempted at the same time, resulting in unexpected results when the two actions do not occur in the expected order. What type of flaw does the app have?

Answer 5

A Race Condition

Question 6

Every time Susan checks code into her org’s code repository, it is tested and validated, and (if accepted), it is IMMEDIATELY put into production. What is the BEST term for this sequence?

Answer 6

Continuous Delivery

Question 7

Tim is working on a change to a web application used by his organization to fix a known bug. What environment should he be working in?

Answer 7

Development Environment

Question 8

What software development model focuses on the early and continuous delivery of software?

Answer 8

Agile

Question 9

Kevin would like to ensure that his software runs on a platform that is able to expand and contract as his org’s needs change. What term best describes his goal?

Answer 9

Elasticity

Question 10

What are the advantages of database normalization?

Answer 10

Normalization prevents data inconsistencies, reduces the need for reconstruction, and makes the schema more informative

Question 11

What data minimization technique replaces personal identifiers with unique identifiers that may be cross-referenced with a lookup table?

Answer 11

Tokenization

Question 12

Frank is investigating a security incident where an attacker entered a very long string into an input field, which was followed by a system command. What type of attack likely took place?

Answer 12

Buffer Overflow

Question 13

What type of attack places an attacker in the position to eavesdrop on communications between a user and a web server?

Answer 13

Man in the Middle (MitM)

Question 14

Tom is a developer who creates code for sale to the public. He would like to assure his users that the code they receive actually came from him. What technique can he use to best provide this assurance?

Answer 14

Code Signing

Question 15

What type of cross-site scripting attack would not be visible to a security professional inspecting the HTML source code in a browser?

Answer 15

DOM-Based XSS

Question 16

Joe checks his web server logs and sees someone sent the following query string to an application running on the server:
http://www.mycompany.com/servicestatus.php?serviceID=12376129786696783’ ; DROP TABLE SERVICES;–
What type of attack was most likely attempted?

Answer 16

Parameter Pollution

Question 17

Upon further inspection, Joe finds a series of thousands of requests to the same URL coming from a single IP address, with only one number difference between the lot of them. What type of VULNERABILITY was the attacker trying to exploit?

Answer 17

Insecure Drop Object Reference

Question 18

Joe’s adventures in the web server log analysis are not yet complete. As he continues to review the log’s, he finds the following request:
http://www.mycompany.com/../../../../etc/passwd
What type of attack was most likely attempted?

Answer 18

Directory Traversal

Question 19

Wendy is a penetration tester who wishes to engage in session hijacking. What info is crucial for Wendy to obtain if her attack is to be successful?

Answer 19

Session Cookies

Question 20

Joe is examining the logs for his web server and discovers that a user sent input to a web application that contained the string [WAITFOR]. What type of attack was the user likely attempting?

Answer 20

Timing-Based SQL Injection